RAMPF RAKU® TOOL InnoTuf® HP-2250 Polyurethane

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RAMPF RAKU® TOOL InnoTuf® HP-2250 Polyurethane
Categories:	Polymer; Thermoset; Polyurethane, TS; Thermoset Polyurethane, Elastomer, Unreinforced
Material Notes:	Tough, abrasion resistant elastomer Key Properties: Excellent physical properties after RT cure Free of mercury, MOCA or MDI Applications: For hand-mix processing methods Cure 1: 7 days at 77°F Cure 2: 24 hours at 77°F + 5 hours at 150°F Information provided by © RAMPF Tooling Solutions GmbH & Co. KG
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Physical Properties	Metric	English	Comments

Density	1.08 g/cc	0.0390 lb/in³	Resin; ASTM D-792
	1.09 g/cc	0.0394 lb/in³	Cure 1; ASTM D-792
	1.09 g/cc	0.0394 lb/in³	Cure 2; ASTM D-792
	1.18 g/cc	0.0426 lb/in³	Hardener; ASTM D-792
Viscosity	600 cP	600 cP	Hardener; ASTM D-2393
	3300 cP	3300 cP	Mix; ASTM D-2393
	7100 cP	7100 cP	Resin; ASTM D-2393
Linear Mold Shrinkage	0.0040 - 0.0080 cm/cm	0.0040 - 0.0080 in/in	Cure 1; ASTM D-2566
	0.0040 - 0.0080 cm/cm	0.0040 - 0.0080 in/in	Cure 2; ASTM D-2566
Storage Temperature	15.0 - 30.0 °C	59.0 - 86.0 °F

Mechanical Properties	Metric	English	Comments
Hardness, Shore D	45 - 55	45 - 55	Cure 1; ASTM D-2240
	45 - 55	45 - 55	Cure 2; ASTM D-2240
Tensile Strength	22.1 MPa	3200 psi	Cure 2; ASTM D-638
	29.82 MPa	4325 psi	Cure 1; ASTM D-638
Elongation at Break	280 %	280 %	Cure 1; ASTM D-638
	350 %	350 %	Cure 2; ASTM D-638
Tear Strength	73.6 kN/m	420 pli	Cure 1; ASTM D-624
	82.4 kN/m	470 pli	Cure 2; ASTM D-624
Taber Abrasion, mg/1000 Cycles	31 @Load 1.00 kg	31 @Load 2.20 lb	Cure 1, H-18 wheel; ASTM D-4060
	31 @Load 1.00 kg	31 @Load 2.20 lb	Cure 2, H-18 wheel; ASTM D-4060

Processing Properties	Metric	English	Comments
Cure Time	240 - 360 min	4.00 - 6.00 hour	Mix, Demold time
Gel Time	15.0 - 25.0 min	15.0 - 25.0 min	Mix

Descriptive Properties
Aspect	Amber		Cure 1
	Amber		Cure 2
Mix Ratio	100:22		Resin: Hardener, Weight
	100:22		Resin: Hardener, Volume

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

PRAMPF011 / 317611

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